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i appreciate ur response...i guess if u add in 6 & 6 the numerator will not change...while new deviatin will increase by 2...correct me if m wrong & neways the answer tat i hve is D
- by nitin setia
Wed Aug 27, 2008 9:39 am- Forum: Problem Solving
- Topic: problem in standard deviation questions
- Replies: 13
- Views: 8652
- by nitin setia
Wed Aug 27, 2008 9:01 am- Forum: Problem Solving
- Topic: anyone has an answer to this??
- Replies: 4
- Views: 2889
anyone has an answer to this??
If (1/5)^m*(1/4)^18=1/2(10)^35, then m=?
pleas help me solving it
Thanks
- by nitin setia
Wed Aug 27, 2008 7:41 am- Forum: Problem Solving
- Topic: anyone has an answer to this??
- Replies: 4
- Views: 2889
problem in standard deviation questions
The average of 100 numbers is 6, and the standard deviation is D, where D is positive. When added which of the following numbers, the new deviation will be less than D? A. -6 and 0 B. 0 and 0 C. 0 and 6 D. 0 and 12 E. 6 and 6 the answer here is D but can sum1 explain me how do u arrive to this answe...
- by nitin setia
Wed Aug 27, 2008 5:57 am- Forum: Problem Solving
- Topic: problem in standard deviation questions
- Replies: 13
- Views: 8652